PowerSeries: Problem 4 (1 point) Use the ratio test to find the radius of convergence of the power series 1 + 2!x + 4!a2 6!23 8!24 10!25 (2!) 2 (3!)2 (4!) 2 (5!)2 + ... R = (If the radius is infinite, enter Inf for R.) Preview My Answers Submit Answers You have attempted this problem 9 times. Your overall recorded score is 0%. You have unlimited attempts remaining. Email InstructorPowerSeries: Problem 9 (1 point) Ify = _k o(k + 1)243 then y' = Eko Preview My Answers Submit Answers You have attempted this problem 8 times. Your overall recorded score is 0%. You have unlimited attempts remaining. Email InstructorPowerSeries: Problem 22 (1 point) Use a Maclaurin series derived in the text to derive the Maclaurin series for the function f(x) =/ sin(2) dx, f(0) = 0. Find the first 4 nonzero terms in the series, that is write down the Taylor polynomial with 4 nonzero terms. I Preview My Answers Submit Answers You have attempted this problem 7 times. Your overall recorded score is 0%. You have unlimited attempts remaining Email Instructor